Ask question

Ask question

All categories

3 years ago

15

A calcium ion has 20 protons and 18 electrons. Each proton has a +1 charge and each electron has a -1 charge. What is the charge

of the calcium ion?

1 answer:

kolbaska11 [484]3 years ago

7 0

Answer:

Ca^(2+) or the charge is 2 plus or just 2

Step-by-step explanation:

Charge on the calcium ion = 20*(+1) + 18*(-1) = 20 - 18 = 2

The charge on the calcium ion is +2

You might be interested in

A mallard duck is 56 to 65 cm long if the duck travel 97.8 miles at top speed in 1.5 hours how far did it travel in 1 hour

ra1l [238]

Answer:

They traveled 2.71 in 1 hr

Step-by-step explanation:

97.8 divided by 1.5 then multiply that by 1hr

6 0

2 years ago

Choose the right answer.

Pavel [41]

Step-by-step explanation: last year

3 0

3 years ago

Read 2 more answers

Valentina is trying to decide whether to join her school's swim team. During the summer, the team practices 4 days per week. Eac

Aloiza [94]

Answer:

4

Step-by-step explanation:

4 0

2 years ago

Read 2 more answers

DAY 2 please help i dont get it

MrRa [10]

G because she need to sell 20 vases because the cost is 450 and if you divide it by 23 for the price the vases will be sold for it comes to 19.57 and you can't sell .57 of a vase you have to round up to make more than the money spent

3 0

3 years ago

HELPPPPPPPP HELPPPP<br> PLEASEEEE<br> I WILL MARK YOU BRILL

Greeley [361]

A
This app won't let me do short answer

3 0

2 years ago

Read 2 more answers